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Finding the Fourth Proportional to 108,010.60, 162,102.60 and 48,851.44

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Solution

The fourth proportional to 108,010.60, 162,102.60 and 48,851.44 is: 73,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,010.60 : 162,102.60 = 48,851.44 : x
  2. Step 2: Convert to fraction form
    108,010.60/162,102.60 = 48,851.44/x
  3. Step 3: Cross multiply
    108,010.60x = 162,102.60 × 48,851.44
  4. Step 4: Simplify right side
    108,010.60x = 7,918,945,437.74
  5. Step 5: Solve for x
    x = 7,918,945,437.74/108,010.60
  6. Step 6: Final answer
    x = 73,316.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.